We are a narcissistic society — and it’s getting worse thanks, in part, to technology. You can post the minutiae of your day on Facebook and Twitter for the world to see; in-depth and in-person conversations have been pushed aside for texting incomplete sentences; and much of the self-help movement encourages people to “follow their dreams!” and “don’t take no for an answer!”

But when does a healthy interest in yourself start morphing into self-absorption and eventually into full-blown narcissism? And how does it effect our relationships, and ultimately, marriage?